Check out "Beartooth comb raising kit". I bought mine @ Bass Pro and they currently sell for $22.
It has a neoprene sleeve which goes over the stock and then several different sized pads which rest between the comb and the outer sleeve. I used mine on a shotgun but they work on rifles as well.
It looks similar to Paw Paw's rig but a bit prettier.
PP's rig looks very functional but we are trying to satisfy a lady